General
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Target
cc1428aa6f8154ebc93abf506867b7228ef1f3784ba916b2d86a71e354b12aee
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Size
838KB
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Sample
211203-w3v84shben
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MD5
bd25dd50f898ffa7f6aa6deefe2b5764
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SHA1
2e127f5e26df6c3e8994037e0ff0f476b4161412
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SHA256
cc1428aa6f8154ebc93abf506867b7228ef1f3784ba916b2d86a71e354b12aee
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SHA512
513b42c496152860151003899e8387027796fd8efa4f6df569b0d7dfda78469fa9613c5bd087b59bf3a19c7d6c442be5b09d386562bbbc9ed6a8ec1bc6e46b90
Static task
static1
Behavioral task
behavioral1
Sample
cc1428aa6f8154ebc93abf506867b7228ef1f3784ba916b2d86a71e354b12aee.exe
Resource
win10-en-20211014
Malware Config
Extracted
djvu
http://tzgl.org/lancer/get.php
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extension
.yqal
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offline_id
K3PMMX2aWwpnYby88Dzg7tmaIW7Tv0HMWvSyr7t1
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payload_url
http://kotob.top/dl/build2.exe
http://tzgl.org/files/1/build3.exe
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ransomnote
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Extracted
vidar
48.9
517
https://qoto.org/@mniami
https://noc.social/@menaomi
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profile_id
517
Targets
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Target
cc1428aa6f8154ebc93abf506867b7228ef1f3784ba916b2d86a71e354b12aee
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Size
838KB
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MD5
bd25dd50f898ffa7f6aa6deefe2b5764
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SHA1
2e127f5e26df6c3e8994037e0ff0f476b4161412
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SHA256
cc1428aa6f8154ebc93abf506867b7228ef1f3784ba916b2d86a71e354b12aee
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SHA512
513b42c496152860151003899e8387027796fd8efa4f6df569b0d7dfda78469fa9613c5bd087b59bf3a19c7d6c442be5b09d386562bbbc9ed6a8ec1bc6e46b90
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Detected Djvu ransomware
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suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
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suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
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suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
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suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
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Vidar Stealer
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Downloads MZ/PE file
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Executes dropped EXE
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Loads dropped DLL
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Modifies file permissions
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext
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